Oil, beans and steel: How raging trade wars would redraw global commerce

The US and China fired their biggest shots yet in the escalating global trade wars, slapping tariffs on everything from soybeans to pork to nuclear reactors. The new barriers, combined with tougher US sanctions on Iran and Venezuela, are threatening to upend trade routes carrying trillions of dollars of commodities annually.
 
Following is a series of stories looking at the key issues and likely impact of the changes in trading policy.
 
Metal Markets Prepare for a New World Disorder
 
Donald Trump’s attempts to re-balance global trade have already sent the metals world into a tizzy. As countries